70 lines
3.2 KiB
C#
70 lines
3.2 KiB
C#
// Assets/_Project/Scripts/Gameplay/Draft/TowerUpgradeDraftOption.cs
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using UnityEngine;
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using TD.Towers;
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namespace TD.Gameplay.Draft
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{
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/// <summary>
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/// Draft choice — "upgrade a tower you already have". Replaces <see cref="BaseTower"/>
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/// with <see cref="UpgradedTower"/> in the player's <see cref="PlayerTowerDeck"/>: every
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/// tower of that type placed from now on is the upgraded version. Already-placed towers
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/// are unaffected.
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/// </summary>
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/// <remarks>
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/// Mirrors <see cref="NewTowerDraftOption"/>, but swaps rather than adds. Only offered
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/// while the player currently has <see cref="BaseTower"/> unlocked — once taken,
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/// <see cref="BaseTower"/> is removed from the deck, which automatically makes this option
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/// (and any sibling upgrade branching off the same base) invalid for future drafts.
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/// </remarks>
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[CreateAssetMenu(fileName = "TowerUpgradeOption", menuName = "TD/Draft/Tower Upgrade Option")]
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public class TowerUpgradeDraftOption : DraftOption
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{
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[Header("Payload")]
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[Tooltip("The tower this option upgrades from. Must be present in the player's deck " +
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"for this option to be offered.")]
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public TowerDefinition BaseTower;
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[Tooltip("The tower this option upgrades to. Must also be present in the " +
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"TowerPlacementManager catalog (that's where its TowerTypeId comes from).")]
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public TowerDefinition UpgradedTower;
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public override bool IsValidFor(ulong clientId)
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{
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var deck = PlayerTowerDeck.GetForClient(clientId);
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var pm = TowerPlacementManager.Instance;
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if (deck == null || pm == null || BaseTower == null || UpgradedTower == null) return false;
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if (!pm.TryGetTypeId(BaseTower, out int baseTypeId)) return false;
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return deck.Contains(baseTypeId);
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}
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public override bool ServerApply(ulong clientId)
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{
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var deck = PlayerTowerDeck.GetForClient(clientId);
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var pm = TowerPlacementManager.Instance;
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if (deck == null || pm == null || BaseTower == null || UpgradedTower == null) return false;
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if (!pm.TryGetTypeId(BaseTower, out int baseTypeId))
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{
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Debug.LogError($"[TowerUpgradeDraftOption] '{BaseTower.name}' is not in the tower " +
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$"catalog; cannot apply. Add it to TowerPlacementManager.towerDefinitions.");
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return false;
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}
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if (!pm.TryGetTypeId(UpgradedTower, out int upgradedTypeId))
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{
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Debug.LogError($"[TowerUpgradeDraftOption] '{UpgradedTower.name}' is not in the " +
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$"tower catalog; cannot apply. Add it to " +
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$"TowerPlacementManager.towerDefinitions.");
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return false;
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}
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return deck.ServerUpgradeTower(baseTypeId, upgradedTypeId);
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}
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/// <summary>Inherits the upgraded tower's icon unless this option assigns an override.</summary>
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public override Sprite ResolveIcon()
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=> Icon != null ? Icon : (UpgradedTower != null ? UpgradedTower.Icon : null);
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}
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}
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